A Z-Score is a standardized score for measuring process performance relative to customer requirements. The Z-Score is very useful in the DFSS methodology.
Need a quick look up table Six Sigma Z table? Don’t have access to a statistics textbook (where you can usually find such tables on the inner covers). When looking up the Z value do […]
Six Sigma Regression Sum – ANOVA If you don’t have minitab, no problem. Microsoft Excel does provide powerful statistical analysis. Try this tool to get a simple regression sum ANOVA. While it’s not as complete […]
Reasons Six Sigma Projects Fail Below are some of the reasons Six Sigma projects fail. While Six Sigma offers a widely varied tool-box to help promote operational excellence, it does little to include corporate culture […]